Answer:
x+30=90
OR
180-120=x
The measure of the angle is 60 degrees.
Step-by-step explanation:
Plug in 60 as x and it will fit each equation.
Answer:
D
Step-by-step explanation:
when you have the same bases but different exponents, for example (X ^ 3 / X ^ 1) = (X ^ 2) this should be the same in the problem for each one with (r, s, t)